mikewalch commented on a change in pull request #49: Updates for starting
MapReduce jobs from randomwalk
URL: https://github.com/apache/accumulo-testing/pull/49#discussion_r245794702
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File path: src/main/java/org/apache/accumulo/testing/TestEnv.java
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@@ -97,6 +97,13 @@ public Configuration getHadoopConfiguration() {
hadoopConfig.set("fs.file.impl",
org.apache.hadoop.fs.LocalFileSystem.class.getName());
hadoopConfig.set("mapreduce.framework.name", "yarn");
hadoopConfig.set("yarn.resourcemanager.hostname",
getYarnResourceManager());
+ String hadoopHome = System.getenv("HADOOP_HOME");
+ if (hadoopHome == null) {
+ throw new IllegalArgumentException("HADOOP_HOME must be set in env");
+ }
+ hadoopConfig.set("yarn.app.mapreduce.am.env", "HADOOP_MAPRED_HOME=" +
hadoopHome);
Review comment:
`HADOOP_MAPRED_HOME` is being set in `hadoop-env.sh` by uno. It did not
seem to make a difference when I ran tests.
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